linuxϵÄnetstatÃüÁî
Displaying the Routing Table£º
netstat -nr
Displaying Interface Statistics:
netstat -i
Show the address resolution (ARP) tables:
netstat -p
Displaying Connections:
netstat -ta (linux)
netstat -a -f af:inet (opensolaris)
http://www.faqs.org/docs/linux_network/x-087-2-iface.netstat.html
http://docs.sun.com/app/docs/doc/816-5166/netstat-1m?l=en&a=view&q=netstat
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#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#define NTP_SERVER "clock.via.net"
#define ......
LinuxϵĽø³ÌͨÐÅÊֶλù±¾ÉÏÊÇ´ÓUnixƽ̨ÉϵĽø³ÌͨÐÅÊֶμ̳жøÀ´µÄ¡£¶ø¶ÔUnix·¢Õ¹×ö³öÖØ´ó¹±Ï×µÄÁ½´óÖ÷Á¦AT&TµÄ±´¶ûʵÑéÊÒ¼°BSD£¨¼ÓÖÝ´óѧ²®¿ËÀû·ÖУµÄ²®¿ËÀûÈí¼þ·¢²¼ÖÐÐÄ£©ÔÚ½ø³Ì¼äͨÐÅ·½ÃæµÄ²àÖصãÓÐËù²»Í¬¡£Ç°Õ߶ÔUnixÔçÆڵĽø³Ì¼äͨÐÅÊֶνøÐÐÁËϵͳµÄ¸Ä½øºÍÀ©³ä£¬ÐγÉÁË“ ......
linux ³£ÓÃÃüÁî×ܽá:
Ò»¡£ ͨÓÃÃüÁî:
1. date £ºprint or set the system date and time
2. stty -a: ¿ÉÒԲ鿴»òÕß´òÓ¡¿ØÖÆ×Ö·û(Ctrl-C, Ctrl-D, Ctrl-ZµÈ)
3. passwd: print or set the system date and time (ÓÃpasswd -h²é¿´)
4. logout, login: µÇ¼shellµÄµÇ¼ºÍ×¢ÏúÃüÁî
5. pwd: print or set the system ......
LinuxϵͳµÄSNMP·þÎñÉèÖÃ
1) °²×°SNMP
ÂÔ£¬Çë²ÎÔÄLINUXϵͳSNMP°²×°ËµÃ÷£¬Ò»°ãÇé¿öÏÂLinuxÖеľùÒѾ×Ô¶¯°²×°ÁËSNMP·þÎñ¡£ÒÔÏÂÃüÁî¿ÉÒÔ¼ì²âSNMP·þÎñÊÇ·ñ°²×°ÒÔ¼°°²×°µÄÎļþ°ü¡£
[root@idc ~]# rpm -qa |grep snmp
net-snmp-libs-5.1.2-11.EL4.7
net-snmp-5.1.2-11.EL4.7
2) ÅäÖÃSNMP
°´ÕÕÈçÏ·½Ê½ÐÞ¸Ä/etc ......
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Device
Driver3ÌṩµÄscull³ÌÐò(scullĿ¼ÖеÄmain.cºÍscull.h)Ϊ¼Ç¼Ö÷Ïߣ¬²¢ÒÔ¸ÃÇý¶¯³ÌÐòÖеĸ÷ÖÖϵͳµ÷Óúͺ¯Êýµ÷ÓÃÁ÷³ÌΪ¼Ç
¼˳Ðò¡£±ÈÈ磬module_init( )ºÍmodule_exit(
)ΪÏà¶ÔÓ¦µÄÒ»¶Ôϵͳµ÷Óã¬Ò»°ãÊé¼®Öж¼»á·ÅÔÚÒ»ÆðÌÖÂÛ£¬µ«ÊDZ¾±Ê¼ÇÈ´²»»áÕâÑù£¬¶øÊ ......